Differential pressure gauge R17 series

dialplasticsteel

for oxygen, security S2 ● Service intended: Suitable for all gaseous and liquid media that will not obstruct the pressure system to which copper alloys are resistant Fields of application: ● for measuring oxygen, acetylene or argon ● welding technology Construction:EN 837-1 Case:NG 50 and 63 steel, varnished Protection class:IP 54 per EN 60529 / IEC 529 Pressure connection:NG63: G1/4 B, brass Pressure element:Cu-alloy, 40 bar, helical type Pointer:Aluminium or plastic, black Dial:Aluminium white or plastic white Graduation and lettering black Window:Instrument acrylic glass Accuracy class:class 1,6 and 2,5 Temperature error, Tref 20°C: rising temperature: +0,3 % of FS/ 10 K Falling temperature: -0,3 % of FS/ 10 K Working pressure: Steady : 0,75 x full scale value Fluctuating : 0,70 x full scale value Short time : 1,00 x full scale value